ELTRA THERMOSTEP Service Manual Download Page 2 | Manualshive

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2009 by ELTRA GmbH Germany – July 2009 – Service Manual Thermostep

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NOTE :

This Service Manual serves as a support for service operations at Thermostep analyser of the
company ELTRA. For further questions and support please contact the service technicans of
the manufacturer.

In this Service Manual, no information from the Operation Manual is repeated, however it is
provided as established.

The  service  should  be  done  only  by  persons  who  have  mastered  the  servicing  and
maintenance of this device, as well as having further qualifications, especially in the areas of
electronics and physics.

We  ask    the  users  of  this  Service  Manual  bring  to  our  attention  any  possible  mistakes.  We
would  also  appreciate  any  suggestions  for  supplements  and  improvements  to  this  Service
Manual.

CAUTION !

Before opening this device, always unplug the main power !

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Summary of Contents for THERMOSTEP

Page 1: ... 2009 by ELTRA GmbH Germany July 2009 Service Manual Thermostep Page 1 ...

Page 2: ...om the Operation Manual is repeated however it is provided as established The service should be done only by persons who have mastered the servicing and maintenance of this device as well as having further qualifications especially in the areas of electronics and physics We ask the users of this Service Manual bring to our attention any possible mistakes We would also appreciate any suggestions fo...

Page 3: ...oning 1 15 Opening and closing of cover sensor adjustment 1 16 External blower 2 Malfunctions 2 1 Initialisation test failed 2 2 No rotation of caroussel 2 3 Cover doesn t close open 2 4 Balance unstable 2 5 Crucibles Lids cannot be lowered lifted 2 6 Junk 2 7 Stage not finished or prolonged 2 8 No Gaspressure no Oxygen no Nitrogen 2 9 No communication between PC Analyser and or Balance 2 10 Cover...

Page 4: ...anometer 3 13 Change of a sensor 3 14 Removal of lower heating element 3 15 Install of lower heating element 3 16 Removal of upper heating element 3 17 Install of upper heating element 4 Miscellaneous 4 1 Diagram of order numbers 4 2 Diagram of wiring 4 3 Diagram of gasflow 4 4 List of Abbreviations Figures ...

Page 5: ...e the lower side panels of the instrument then removing ground cables If not mentioned different the components are behind the lower side panels It is recommended to read the working instruction once completely and to follow it step by step 1 1 Installation of Carousel adaptor Required tools 2 5 mm Allenkey The carouseladaptor is located centrally at the lower heating element inside the furnace It...

Page 6: ...ance of Carouseladaptor screws marked by red arrows If the carouseladaptor not located centrally at the notch of the lower heating element it has to be adjusted to avoid it rubbing at the borders of the notch Required tools 2 0 mm Allenkey angulate 2 5 mm Allenkey 4 0 mm Allenkey d Remove the metal sheet round the lower heating element inside furnace by loosen 6 x 2 0 mm screws respectivly 3 screw...

Page 7: ... lid carousel are needed to carry and station the crucibles respectively and lids during analysis The lifting up and down of the carousels is controlled by sensors that inspect the actual status of the paricular carousel up or down see Operationmanual Form Controller a Put the crucible caroussell with the openings at the appliance of the carousel adaptor b Lift the carousel up and down and observe...

Page 8: ... by red arrow The adjustments for both sensors are analog c To adjust the sensor open Form Controller at the software TGA At Inputs the actual status of the carousel is been shown Please make sure that the carousel is lifted up Inputs crucibles up marked respectivly Outputs crucibles down not marked by deactivate Outputs crucibles down if necessary d Loosen the screw that fixes the sensor at the c...

Page 9: ... 1 4 Measurement of insulating resistance For reasons of safety the check of the insulating resistance is done before delivery For measurement of the insulating resistance you need an appropriate electric measuring instrument Follow the instructions of the measuring instrument 1 5 Installation of PC The PC is needed for the controlling of the Thermostep analyser and for coordination of the analysi...

Page 10: ...be turned simultanously to move the pedestal at the right position For the weighing and effective analysis it is necessary to program the balance For programming of the balance please read operation manual of the balance The required allocations for the use of the balance at Thermostep are 1 1 4 unstable surroundings 5 1 7 9600 Baud 6 1 3 auto sense stability 1 7 Control of voltages Required tools...

Page 11: ... proper functionality of the thermocouple 1 9 Regulation of gaspressure flow During an analysis it is possible to create a Nitorgen or Oxygen atmosphere at the furnace For this the selected gas is fed through feed pipes at the upper heating element The gas pressure can be read at the pressure manometer at the frontside of the analyser and should be about 1 5 bar The gasflow can be read at the flow...

Page 12: ...ction of the purging switch on the gas flow manually see Operator manual Form Controller and check on the basis of the sound and using a suitable medium if the gas flows through both exits at the furnace Fig 1 7 FI Purging port at the upper heating element 1 11 Internal blower The internal blower reduces the cooling down phase after finishing the analysis and is located at the front inside the fur...

Page 13: ...ousel and the positioning of the crucibles at the balance pedestal At this the encoding screw that is fitted onto the encoding plate serves as start and endpoint of a rotation During rotation of the encoding screw the sensor completes the revolution and starts to incorporate the steps of the new revolution The home sensor horizontal arrangement is located at the LHS at reach of the encoding plate ...

Page 14: ...lyser due to collision The movesensor vertical arrangement is located to the frontside of the analyser at the guide bar of the carousseladaptor It is fixed with two nuts and should be close to the cogwheel below the encoding plate To assure an undisturbed revolution the sprockets are registered by the sensor It stops the motor if time of recognition is exceeded to avoid a ripping of the gear belt ...

Page 15: ...ick at Read The saved calibration value is shown before first starting up 1 At a calibration value of 1 the caroussel is positioned over the pedestal between two crucibles c Enter 800 as calibration value and confirm it by clicking at Save You will get a confirmation that the new calibration value is written to the memory d Click at Home Caroussel is rotated to position 20 e Put a crucible at the ...

Page 16: ...for the chosen cooling time see Operation manual Form Configuration Cooling time to make sure that all parts of the furnace are cooled down completely To interrupt the opening of the cover at a certain point and to keep it there the cushioning fuction is switched off after passing the backward sensor to avoid the complete opening of the cover a To check this function close the cover see Operation ...

Page 17: ... further along the cylinder over the detection area until the activation disappears again to find the other border of the detection area f Mark this border aswell g Slide sensor approximately at the middle of the detection area and fix it there by fasten the screw h Control the correct position of the sensor through opening and closing the lid To control closing of the cover run cushioning functio...

Page 18: ...ts l Check speed after countering again 1 16 External blower Required tools Screwdriver The external blower is necessary for cooling of Thermostep during analysis and for several of emerging flue gases The exhaust air tube can be assembled at the backside see Fig 1 13 or at the interior of the analyser Fig 1 13 BS Connector for exhaust air tube ...

Page 19: ...d air into an adequate exhaust vent installation Plug the dimmer at the socket at the backside of the analyser see Fig 1 13 The external blower starts automatically when it is connected to the dimmer and the Thermostep is switched on Via dimmer you have the opportunity to adapt the power of the external blower Optimal setting is approximately half dimmer power If the chosen power is to low analyse...

Page 20: ...progress through this test Thermostep has to be switched on position 1 or 2 The test checks the single fuctions one after another and interrupts when an error occurs Depending at which function the test is interrupted it maybe necessary to open the analyser manually see Operation manual Form Controller because the cover doesn t open until the test is completed The test checks the below functions a...

Page 21: ... Front with manometers and flowmeter At b Error message No communications Please check cable port settings and instrument Fig 2 3 LHS Balancecable Check that analyser is switched on and cable connection between Balance and PC serial port COM2 The acces to balance cable is at the LHS ...

Page 22: ...rrectly see 1 6 At c Error message Balance doesn t report stable weight Check if balance pedestal is fitted at the extension correctly Check if extension is mounted inside the analyser correctly Remove possible disturbing influences at the balance pedestal Tare the balance at the sorftware see Operation manual Form Balance If this is not possible tare the balance manually via pressing the tare but...

Page 23: ...ontinue the test manually at this point but don t forget to check your gas stock before starting the next analysis Lack of Nitrogen or Oxygen during analysis leads to wrong results or analysis cannot be finished Please note that the analyser only checks if the respective gas is available but not if it is available at a sufficient amount Make assure that your stock is sufficient before starting a n...

Page 24: ...motor will be stopped to avoid its overheating If the home sensor is not able to detect the encoding screw the motor will be stopped after nearly two full rotations accompanied by an acoustic signal Is the movesensor not able to detect the rotation of the gear wheel the motor stops before reaching the next crucible position accompanied of an accustic signal To check the home or the movesensor open...

Page 25: ...n the sensor reaches its detection area Please note The working procedures described below should be done with cover closed because a break of compressed air supply can cause a slam of the cover due to its dead weight At c Check the functionality of the corresponding valve LHS 2 valve at the valveblock and replace it if necessary see 3 1 At d Check if the tubes are fitted correctly at their connec...

Page 26: ...1 Remove the metal sheet with the gas pressure switches carefully at the RHS by unfasten the 3 mm allen screws Fig 2 6 RHS Metal sheet with Gas pressure switch You see the two gas pressure switches one for compressed air and one for gases that are covered by a plastic hat Remove the plastic hat and check the colour of the connected cables The gas pressure switch is connected by a yellow and a blac...

Page 27: ...e contimuous puriging is the reason for the unstability Please contact the manufacturer of the instrument 2 5 Crucibles Lids cannot be discharged lifted Error message Can t move lids up down Can t reach needed position During analysis crucibles are moved to and from the balance pedestal Afterwards the caroussel is lifted up to site next crucible at the pedestal For safety reasons a rotation of the...

Page 28: ... correctly at the balance pedestal In most cases the motor calibration is incorrect and has to be checked Stop analysis for this and open the cover after cooling down manually see Operation Manual Form Controller Warning Do not open the Thermostep while the furnace is hot There is an increased risk of injury by hot pieces inside the furnace Check if crucibles are sited properly at the balance pede...

Page 29: ... established sample materials for this type of instrument At the analysis form different materials it can be necessary to determine the optimal temperature steps and deviation borders experimentally and to adapt the application to the respecitve requirements If required contact the manufacturer for support An additional reason can be a wrong chosen application At this case select the correct appli...

Page 30: ...y pressing ON If it is not possible to switch the balance on by this check if the power supply cable of the balance is inserted properly see Fig 2 3 At b Check if the cables of the balance and the board are inserted properly at the right positions at the PC Balance cable Fig 2 3 serial port COM2 Board cable Fig 2 5 serial port COM1 Fasten the cables at their plugs to avoid loosing them inccidently...

Page 31: ...e valveblock and replace it if necessary see 3 2 2 11 Cover closes during cooling If the cover opens a gap width at 650 C but don t remains at this position the instrument tries to bring it at the intended position again The reason for the closing of the cover can be a a defective tube connector b a defective valve At a Check the feeding gas pipe and the tube connectors ath the 2 valve at the valv...

Page 32: ...guration At the start of this process the cover of the furnace has to be open a Note the temperature that is shown under TRef at Form Heater b Open and remove the upper right side panel and the isolation plate behind Fig 3 1 1 RHS Removed left upper side panel and isolation plate red arrow external thermocouple c Next to the internal thermocouple there is a small ceramic tube via this the external...

Page 33: ...a Example TRef 27 C TRef 27 C TSet 105 C TSet 750 C TDet 107 C TDet 767 C 105 C 27 C 78 A 750 C 27 C 723 C 107 C 27 C 80 B 767 C 27 C 740 D g Fill in the determined data at Form Configuration at Temperaturecalibration in the following order A B C D calculated Setpoint calculated actual value h Control calibration at the next analysis Please remember to use instrument only for external temperature ...

Page 34: ...metal rail and replaceable individually a Remove the metal rail from the frame with the 4 mm allenkey Fig 3 2 1 LHS Removal of the valve block b Hinge down the valveblock carefully out of the instrument At the backside of the valves are the feeding gas and the power supplies mounted Furthermore there is a button that can be used to switch the valve manually c Check the functionality of the valves ...

Page 35: ...h if the connector is fixed completely f Replace the connector if necessary g Is a manual switch of the valve via the button not possible it has to be replaced Note the orientation of the feeding gas tubes and remove them from their connectors By pressing the coloured ring at the vent of the connector you can remove the tube Fig 3 2 3 LHS Marking of the tubes h The power supply of the valve is fix...

Page 36: ...ectors to the new valve o Fix the new valve at the metal rail by using one washer ahead and one washer behind p Attach the power supply at the new valve and fix it with the screw Note the rubber seel q Insert the tubes at the connectors r Fix the metal rail at the frame Note If you detect a gas leckage after replacing a valve check if the tubes are fitted properly in their connectors If this is no...

Page 37: ...ove the cylinder through the upper RHS side panel Detach the feeding gas tubes and remember their orientation by their numbers e To remove the cylinder of the cruciblecaroussel unfasten the 2x 5 mm allen screws of the crossbar and remove the cylinder through the lower LHS side panel Detach the feeding gas tubes and remind their orientation by their numbers f Remove the connectors of the cylinder a...

Page 38: ... the fitting at the frontside there is an additional nut that can be removed with the bolt The cylinder is now removeable g Remove the connectors from the cylinder and fix them at the new cylinder h Insert the new cylinder to its fittings i Fix it with the bolts and the snap rings Remember the additional nut at the frontside j Insert the tubes at the connectors k Fix the fittings and the sensors a...

Page 39: ...hange of mainboard d Remove the board and note its orientation e Replace the new board at the fittings and fasten it with the the 2 x 3 mm screws Remind its orientation f Plug in all cables at the backside of the board and fasten it with the screws if possible g Raise up the board and fix it again at the upper left edge 3 6 Change of internal blower Required tools 3 mm allen key a Lift the interna...

Page 40: ...anual Thermostep Page 40 Fig 3 6 1 FI Internal blower b Remove the cables from the power supply of internal blower Fig 3 6 2 FI Power supply of internal blower c Connect cables of the new blower with power supply d Remove cover of the removed blower ...

Page 41: ...ontact to the lower metal plate inside the furnace f Put the new blower to its well and test its functionality 3 7 Change of cylinder of internal blower Required tools 8 mm open ended wrench a Unfasten the 4 x 8 mm screws that fasten the front metal plate Fig 3 7 1 LHS RHS Unfasten of front metal plate b Hinge out the front metal plate to get free access to the cylinder of the internal blower ...

Page 42: ...internal blower d Insert the new cylinder and fix it e Close the front metal plate again 3 8 Change of balance Required tools 4 mm Allen Key 5 5 mm Nut Driver short 15 cm length of Heavy Duty Cardboard Tube for lid support Small Phillips Screwdriver for data plug Unplug instrument from electrical supply and disconnect the compressed air supply a Prop up lid using a section of heavy duty cardboard ...

Page 43: ...nual Thermostep Page 43 Fig 3 8 1 Prop up cover using heavy cardbord tube b Lift out balance pedestal and ceramic tube from the balance Fig 3 8 2 FI Lift out balance pedestal c Unscrew manifold on the LHS and hinge it out of the instrument carefully ...

Page 44: ...trument disconnect the data cable and power supply plug from the back of the balance Fig 3 8 4 LHS Unplugging balance cable e On the RHS remove the 5 5mm nut which secures the TGA 1 2 pcb and hinge the board down to improve access to the balance see Fig 1 6 f Disconnect the balance purge tube No 27 from the side of the balance ...

Page 45: ...down and rest on the balance shield see Fig 1 5 h Using a small 5 5mm nut driver loosen the four 5 5mm nuts holding the clamps that secure the balance shield to the balance Turn each clamp 90 degrees and from the LHS carefully lift off the balance shield and wind shield i Remove completely 2 x 4mm allen screws and 2 x aluminum disc from the front and rear of the balance base plate Fig 3 8 6 LHS RH...

Page 46: ...balance and base plate from the LHS of the instrument taking care not to knock the balance spigot on the pneumatic ram Fig 3 8 8 LHS Sliding out of balance with base plate If installing a new balance fit it to the base plate The balance communications settings are as follows 911 Reset 114 Stable 517 9600 Baud Rate 613 Auto Sense Stability ...

Page 47: ...stal central to the hole in the lower furnace Check also that the base plate is aligned and square to the frame Tighten the base plate allen screws to secure balance in this position Place a crucible in the carousel and check for correct alignment and clearance Adjust as required to finalise this procedure 3 9 Change of Thermocouple Required tools 3 mm allen key Screw driver a Lift out the plastic...

Page 48: ... 2 TS Unplugging of Thermocouple c Unfasten the screws of the socket Disconnect the two wires from the socket green is ve Fig 3 9 3 TS Disconnecting cable from the plug d Remove upper right side panel e Unfasten the 4 x 3 mm allen screws and remove the isolation metal plate behind ...

Page 49: ...9 4 RHS Unscrewing isolation plate f Pull the wire through the rubber grommets along the frame and remove the fitting between rubber grommets to get free access to the cable Fig 3 9 5 TS Unscrewing fitting of Thermocouple cable g Remove the thermocouple out off the ceramic device ...

Page 50: ...ocket and remind their orientation Plug in the socket j Push the thermocouple carefully till the bottomed in the ceramic device k Close the upper right isolation metal plate and side panel l Close the top cover again 3 10 Change of Motor Required tools 1 5 mm Allen Key 2 5 mm Allen Key 4 mm Allen Key 8 mm open ended wrench a On the RHS unscrew the 2 x 4mm allen screws securing the purge valve modu...

Page 51: ...racket Fig 3 10 2 LHS Loosing the motor mount bracket c Slip the belt off the drive wheel and access motor from the RHS d Unplug the motor white plug and remove the drive wheel from the shaft 2 x 1 5mm allen screws Fig 3 10 3 RHS Unscrewing drive wheel from the shaft e Undo the 4 x 2 5mm allen screws holding the motor and gearbox to the motor mount ...

Page 52: ... General Information Carousel Motor Drive Gearbox The Thermostep motor gearbox has a 40 1 ratio The Thermostep carousel rotates in a clockwise direction and has 1600 steps between each crucible position 3 11 Change of Power supply Required tools 5 5 mm allen key Soldering tools a Remove the caroussels of the furnace to prevent them falling out of their fitting and damaging the inside of the furnac...

Page 53: ...ors works the same way The difference between the sensors is the form and according to this their fitting at the instrument The motor sensors are fixed with nuts 8mm the caroussel sensors are fastened with screws at their cylinders and the sensors for the cover are fixed by clamps at the cylinder a Unfasten the sensor off its fitting b Cut the sensor wire in an appropriate lenght and remove the in...

Page 54: ...ed to achieve this important stage d Check also once the furnace is at the correct height and aligned that there is an even 4mm gap between the s s surround and the furnace e Once the furnace is aligned correctly slide the the two front positioning support towards the furnace and tighten the 2 x 2 5 mm allen screws f Place the s s strap over the lower furnace and position the adjustable clamp scre...

Page 55: ...r furnace one in the lower furnace are connected in parallel which gives a total impedance of 13 ohms The maximum current draw for the heaters is 17 amps The maximum power is 4080 watts 3 16 Removal of upper heating element Unplug instrument from electrical supply and disconnect the compressed air supply Required tools 2 mm Allen Key 2 5 mm Allen Key 3 mm Allen Key 4 mm Allen Key 5 mm Allen Key 13...

Page 56: ...Fig 3 16 1 BS Removing of the 4 x 3mm x 30mm allen screws nuts and washers e Remove 4 x 2 5mm allen screw which attach the back cover to the lid Fig 3 16 2 BS Removing back cover attaching screws f On the RHS slide out the Thermocouple from the furnace see Fig 3 9 6 Page 50 ...

Page 57: ... On the LHS inside the lid the three plastic purge gas tubes are connected to a quick fit tee connector Take a note of the number on each tube 29 30 31 and how the tubes are threaded and connected to the tee connector Disconnect from the tee connector and pull the tubes clear from the lid j Remove the 4 x 13mm bolts from each corner of the top lid frame and carefully lift up from the front slide f...

Page 58: ... The top lid frame can now be lifted clear of the lid Fig 3 16 5 LHS RHS Disconnecting the furnace and electrical support wires l Loosen the 5mm allen screw on the s s strap around the furnace and carefully lift off avoiding the electrical wires at the rear of the furnace and the gas purge connectors Fig 3 16 6 Loosing the steel strap around upper heating element m Loosen the 2 x 2 5mm allen screw...

Page 59: ...d the upper heating element Fig 3 16 8 FS Unfasten s s strap o Lift out upper furnace assembly When a new upper furnace is to be installed it must first have the ceramic purge gas tubes fitted and cemented in place The ceramic tubes should not protrude more than 20mm inside the furnace wall Once in position they should be fixed each side of the furnace with ceramic cement ...

Page 60: ...the upright part of the rear supports touch the side of the furnace c Slide in the two front positioning supports and tighten the 2 x 2 5mm allen screws in each d Carefully place the s s strap over the furnace so that the strap sits just under the ceramic tubes that carry the furnace wires The strap should be positioned evenly around the furnace approximately 20mm down from the top edge with the c...

Page 61: ...nual Thermostep Page 61 4 Miscellaneous 4 1 Diagram of Order Numbers 0 1 2 bar 2 8 10 0 4 6 bar 0 5 2 0 2 5 1 5 1 200 400 600 Thermogravimetric Analyser Power Air Gas Gas flow Inlet 26315 60235 72010 72020 78010 THERMOSTEP Fig 4 1 View from the front ...

Page 62: ... 2009 by ELTRA GmbH Germany July 2009 Service Manual Thermostep Page 62 26068 Fig 4 2 LHS lower side panel with notch for exhausting air tube ...

Page 63: ... 26165 26180 26198 26020 26190 26175 26211 Compressed air 4 6 bar 60 90 psi 230V A C 10 50 60Hz max 20A Oxygen Nitrogen 2 4 bar 30 60 ps i 99 995 pure 3x60540 26346 26197 26230 26228 26228 77032 73070 Fig 4 3 Back side with connected exhausting air tube and external blower ...

Page 64: ...A2 Zylinderschr M3x10 DIN 912 A2 Zahnsch M3 DIN 6798 A2 4xGewindestift mit Innensechskant M5x16 DIN 913 A2 Senkschr M5x16 DIN 7991 A2 76021 26036 26562 60355 26573 26024 Senkschr M6x20 DIN 7991 A2 60272 60553 60553 26070 4xZylinderschr M4x12 DIN 912 A2 4xZahnsch M4 DIN 6798 A2 2xScheibe M5 DIN 9021 A2 Zylinderschraube M6x12 DIN 912 A2 Scheibe M6 DIN 9021 A2 26108 26063 26276 26062 26239 26238 2628...

Page 65: ...5 DIN 7504 K 4x2Scheibe M4 DIN 9021 A2 26022 26253 26251 26252 26252 26282 26282 77483 26253 26253 26295 mit Silkon geklebt 2xZylinderschraube mit Innenschskant M4x16 DIN 912 A2 2xScheibe M4 DIN 9021 A2 2xZahnscheibe M4 DIN 6798 A2 2xMutter M4 DIN 934 A2 2xZylinderschraube mit Innenschskant M6x45 DIN 912 A2 2xZahnscheibe M6 DIN 6798 A2 2xScheibe M6 DIN 9021 A2 F R O N T S E I T E 4xZylinderschraub...

Page 66: ... DIN 6798 A2 2xZylinerschraube mit Innenschskant M5x16 DIN 912 A2 2xZahnscheibe M5 DIN 6798 A2 26235 26235 2xZylinerschraube mit Innenschskant M5x12 DIN 912 A2 2xZahnscheibe M5 DIN 6798 A2 Abstandbolz M4x20 18H216 gesenkt Zahnscheibe M4 DIN 6798 A2 Scheibe M4 DIN 9021 A2 2xZylinerschraube mit Innenschskant M5x12 DIN 912 A2 2xZahnscheibe 26049 26165 26018 Zylinderschraube mit Innenschskant M6x40 DI...

Page 67: ... DIN 6798 A2 2xZylindrschraube mit Innensechskant M5x20 DIN 912 A2 2xZahncheibe M5 DIN 6798 A2 12H3480 26235 26235 1 3 5 26622 26227 26227 26012 FRONTSEITE 12H3480 12H3480 12H3480 26115 Kabelschelle 12H4302 Zylindrschraube mit Innensechskant M4x6 DIN 912 A2 Kabelkanal 12x12 Kabelkanal 12x12 26160 12H3480 Kabelkanal 12x12 12H3488 12H3480 Kabelkanal 12x12 3x12H3480 12H3488 6xZylindrschraube mit Inne...

Page 68: ...343 26235 26256 4xSenkschraube mit Innensechskant M3x10 DIN 7991 A2 4xSenkschraube mit Innensechskant M3x10 DIN 7991 A2 Von innen auf das FRONTBLECH gesehen 26240 26023 26097 26342 26342 26342 26240 2xZylinderschraube mit Innensechskant M4x14 DIN 912 A2 2xScheibe M4 DIN 9021 A2 2xZylinderschraube mit Innensechskant M5x14 DIN 912 A2 26259 76023 76023 Kugelkopf M5 Nr 402 2xZylinderschraube mit Innen...

Page 69: ...009 Service Manual Thermostep Page 69 26622 26080 26545 70500 60355 26081 26636 26629 26056 2xScheibe M5 DIN 9021 A2 26067 26070 26060 6xSechskantschraube M4x12 DIN 933 A2 6xZahnscheibe M4 DIN 6798 A2 Fig 4 9 Overview Caroussel adaptor ...

Page 70: ...rnace cover Fan FRONTSEITE 26024 60234 60552 26319 60552 60631 60522 26242 60240 26025 4xZylinderschraube mit Innensechskant M5x14 DIN 912 A2 2xKotflügerscheibe M5 DIN 9022 A2 2xScheibe M5 DIN 9021 A2 4xZylinderschraube mit Innensechskant M5x14 DIN 912 A2 60236 60233 60525 26243 Fig 4 10 LHS Manifold ...

Page 71: ...ensechskant M3x12 DIN 7991 A2 Mutter M3 DIN 934 A2 Sechskant Hutmutter M3 DIN 1587 A2 26285 26288 Senkschraube mit Innensechskant M3x12 DIN 7991 A2 Mutter M3 DIN 934 A2 Sechskant Hutmutter M3 DIN 1587 A2 26115 26276 26287 26112 26112 Zylinderschraube mit Innensechskant M5x18 DIN 912 A2 Zylinderschraube mit Innensechskant M5x18 DIN 912 A2 26281 Fig 4 11 Cross section Balance ...

Page 72: ...y ELTRA GmbH Germany July 2009 Service Manual Thermostep Page 72 20 8 1 5 8 2 B o h r u n g ø 5 Mutter M5 DIN 934 A2 Schlauch 4x2x82mm 60540 60519 71001 B ohrung ø12 jumper Platine Fig 4 12 Purging of balance ...

Page 73: ...TE 6 0 2 5 6 1 5 1 0 6 0 3 6 2 K o lb e n s ta n g e n m u tt e r G M 1 0 1 2 5 S T K o lb e n s ta n g e n m u tt e r G M 1 2 1 2 5 S T 2 6 1 6 0 2xZylinderschraube mit Innensechskant M6x16 DIN 912 A2 2xScgeibe M6 DIN 440 A2 6 0 3 0 1 26159 6 0 5 5 2 6 0 3 5 2 6 0 5 5 2 6 0 3 5 2 6 0 3 6 2 Fig 4 13 Overview Cover Cylinder ...

Page 74: ...A RB30 C2A RB30 Purge 0 2 5 mm 0 2 5 mm 0 2 5 mm 0 2 5 mm 0 2 5m m 0 2 5m m 0 25 mm R T Z R T Z R T Z R T Z L S S N O M O O isoliert mit Spiral 20 10 N O N O 110cm M H1 71F607 4x71F631 Oxygen 110cm 110cm 110cm L O L O L O 22 rt or 60234 Fan or rt 100cm 26348 0 2 5 mm R T Z I N rt N O rt FD 50 2 3 c m 12H3488 18 32 2 1 4 3 Relay 2 x 0 2 5 mm Furnace power TGA1 rs gr rs gr 7 7 0 5 2 1 5 1 2 0 2 gr b...

Page 75: ...5 Oxygen Nitrogen 60540 60540 60540 Compressed air 60525 60233 60233 32 24 8 8 9 9 18 14 11 11 10 10 33 12 12 2 1 1 27 60237 26150 23 28 60519 60635 26318 Teflon white 26318 Teflon white 60531 30 30 31 31 Teflon white 29 Nitrogen 32 60513 60519 60237 60522 26 27 60537 14 L 10cm 13 L 6cm 15 25 60574 K K P U Y I K U P W 60560 I K I K 33 H K C1 K C1 K N F1 N A1 B1 E1 B F1 B F1 F1 I K P U W 28 29 6054...

Page 76: ...nector for exhaust air tube Page 19 Fig 1 14 LHS Lower left side panel with notch for exhaust air tube 2 Malfunctions Page 20 Fig 2 1 BS Connector for compressed air Page 21 Fig 2 2 FS Front with manometers and flowmeter Page 21 Fig 2 3 LHS Balance cable Page 22 Fig 2 4 RHS Balance display and operatingelements Page 23 Fig 2 5 RHS Connecting cable of board Page 26 Fig 2 6 RHS Metal sheet with gas ...

Page 77: ...RHS Unscrewing purge valve module Page 51 Fig 3 10 2 LHS Loosing the motor mount bracket Page 51 Fig 3 10 3 RHS Unscrewing drive wheel from the shaft Page 52 Fig 3 10 4 RHS Unscrewing the screws holding the motor Page 56 Fig 3 16 1 BS Removing allen screws nuts and washers Page 56 Fig 3 16 2 BS Removing back cover attaching screws Page 57 Fig 3 16 3 TS Removing bolts attaching cover frame Page 57 ...

Page 78: ... 2009 by ELTRA GmbH Germany July 2009 Service Manual Thermostep Page 78 Page 75 Fig 4 15 Diagram of Gasflow ...

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